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Summary
| Description |
English: Dryopteris alaskana syntype specimen,
Late Middle - early Late Eocene, USGS site 3879, Kulthieth Formation; West shore of Yakutat Bay, Esker stream on Dalton's coal outcrop, Chugach Census Area, Alaska, USA Smithsonian Museum specimen USNM 245724, collected by Tarr in 1905 |
| Date | |
| Source | Wolfe; J.A. (1977). "Paleogene floras from the Gulf of Alaska region". United States Geological Survey; Professional Paper series 997: 1–108 & Plate 3. DOI:10.3133/pp997. |
| Author | Wolfe, Jack A. (1977) |
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This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code.
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| current | 16:15, 21 February 2022 | | 827 × 832 (443 KB) | Kevmin | Uploaded a work by Wolfe, Jack A. (1977) from {{cite journal |last1=Wolfe |first1=J.A. |year=1977 |title=Paleogene floras from the Gulf of Alaska region |publisher=United States Geological Survey; Professional Paper series |volume=997 |pages=1–108 |doi=10.3133/pp997 |doi-access=free }} with UploadWizard |
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